Feed for deep mine auger machine



5 Sheets-Sheet l THE/n ATTORNEY I G. L. ADAMS ETAL FEED FOR DEEP MINEAUGER MACHINE S m d 1 3 NB mi 3 v WWW k k 3 m 3 mm,

CC w y n: \m h. I h u um um i H 1 E mwl m. Q I llllfifl II 1 4 QQ\ E B\0% May 5, 1964 Filed March 29, 1960 May 5, 1964 e. ADAMS ETAL FEED FORDEEP MINE AUGER MACHINE 5 Sheets-Sheet 2 Filed March 29, 1960 INVENTO sG'sokGE (.Amm: i C H B 4245.5 776'awu T4512 A 7' raeue v May 5, 1964 G,L. ADAMS ETAL FEED FOR DEEP MINE AUGER MACHINE 5 Sheets-Sheet 5 FiledMarch 29. 1960 CHARLES TZGawu ELg.

THE/2 A rrazu'v May 5, 1964 e. L. ADAMS ETAL FEED FOR DEEP MINE AUGERMACHINE 5 Sheets-Sheet 4 Filed March 29. 1960 mm W m Q w Qm m mm QM mm RQ mm mm KJQ 2602 as L 1 2 3.2

HARLES awu THE/1e A TI'ORNEY United States Patent "ice Patented ;f

the operating structure of the auger machine. The mar- 3,13 ,9 ginaledges at the end of the pan 8 are likewise secured to FEED FOR DEEP MINEAUGER MACHINE the upstanding walls 3 and 4. At each of its four cornersGeorge L. Adams and Charles T. Govin, Salem, Ohio, assignors to TheSalem Tool Company, Salem, Ohio, a corporation of Ohio the frame 1 isprovided with the vertically disposed jacks 5 as indicated at 10 and 11at the front of the machine and Filed Man 29, 1960 Ser. No. 18,356 12and 13 at the rear of the machine. Another set of 3 Claims. ((1 7vertical ]3.CkS 14 and 15 are positioned adjacent the jacks 12 for thepurpose of expanding to the roof and to cooper- This invention relatesgenerally to auger mining maate with the jacks 12 and 13 securing therear end of the chines and more particularly to a deep mine auger ma- 10frame. chine that can be moved along a mine face to anger coal As shownin FIG. 1 the auger mining machine compristherefrom. ing this inventionis provided with a carriage 16 which is In deep coal mining the seam maybe too thin to propsupported by the wheels 17 that ride on the topsurface of erly mine by forming entries, main hauls, lateral tunnels therails 3 and 4. Lateral guiding wheels 18 are provided and rooms. This isparticnlarlytrue if the roof is nor- 15 to ride on the outer surfaces ofthe rails 3 and 4 to mainmally bad and the cost in mining and shoving isgreater tain the carriage on the track. The top of the carriage than thecoal recovered. If such a vein of coal cannot be 16 is provided with twosets of rollers 20 that ride on the mined from the surface by theso-called punch mining under'surface of the bar 7 and lateral rollers 21are secured method then it is far more economical to properly shove tothe carriage to engage the opposite sides of the bar 7 parallel entriesalong a long coal face forming a block 20 for retaining the carriage inposition and holding the and auger the coal from both directionsinto theblock. same downwardly against the track. a In this way a goodlypercentage of coalmay be recovered The carriage 16 consists principallyof the hydraulic Without endangering the loss of expensive equipment andmotor 22 which is mounted to drive the reductiongear under conditionswhere a roof or coal fall will pinch a 23 for the purpose of rotatingthe coupling 24. The transsingle auger. 25 verse drive shaft 25 isdriven by the hydraulic motor'26.

An object is the provision of a positive mechanical The shaft 25 isprovided with a sprocket 27 and is confeed to move the rotary auger intothe coal. This drive 7 nected by a chain to the sprocket 28 on the jackshaft not only provides positive feed but also reduces the load 30carried in the bearings 31. An outboard sprocket 32 on the equipmentrotating the auger. Although both mayis connected by a chain to thesprocket 33 on the outer be hydraulically driven from the same sourceboth can 30 end of the shaft-34 which is carried by the bearings 35 ofalso be driven by electric motors which are independent which there arefour in number. Between each of the of on another to the main currentsupply. bearings 35 the shaft 34 is provided with a sprocket 36 Anotherobject is'the provision of an open frame as an and 37. The sprocket 36interengages and meshes with angering machine. The frame is practicallyopen for one the chain 38 on, the side rail 4 while the sprocket 37interfull sideand most of the top to provide greater ingress 35 meshesand engages with the chain 39 on the side rail 3 and egress of theangering and cutting head units. The and. asnthe shaftv25 is reversedthe carriage 16 is moved hold down rail may be centered in the frame orcloser to 7 back and forth along therails 3, 4 and 7 within the frameLl-LU nunvvurxnl blxlc LU PLUVLUC niui'c ruuni yet stir! p10 .1." ".u'icu'ottun'r'piat'c 1'. as enuwnin 100. 1 aim [is ro duce adequate holddown pressure for the carriage. vided with the two setsof spaced alignedpairs of. brackets Other objects and advantages appear hereinafter inthe 4 42 and 43, 44,and '45 all of which are provided with the followingdescription and claims. inturned flanges 46 and 47 to receive andsupport the The accompanying drawings show for the purpose of skids 48and 49.- Each of these skids has a bottom plate exemplification withoutlimiting the clairnsthereto, certain V 5 50 and sides 51 which formanupwardly open "channel practical embodiments illustrating the principlesof this Closed at its ends as ind1cated'at'52 by turmng the bottominventionwherein; V plate upwardly. The sides 51 are capped by the FIG.1 is a View in side elevation showing the deep flanges 53 and 54 whichform with the bottom plate 50 mine angering machine comprising thisinvention. lateral slots for receiving the flanges 46 and 47 respec-FIG. 2 is a view in top plan showing the deepmine tively. v As shownin.FIG.4 the flange '54 is engaged'by angering machine comprising thisinvention. the rollers 55 journaled in the plate 2 and allow very little1 FIG. 3 is a view in front elevation of the deep mine 50 clearancebetween the top of the skids and the nnder side.

auger machine with parts in section. J of the plate 2,-thns providingfor a elevation of FIG. 4 is a transverse sectional view through a skidand the frame with the rails 3 and 4. showing the feed drive shaft andsprockets. A pivot means 56 secures the cylinder 57 to the side FIG. 5is a view in rear elevation showing the controls walls 51 of each of theskids and the opposite end of and the auger retrieving mechanismand thehead and 55 this cylinder has the piston 58 extending therefrom. A augerhaul line mechanism. bracket 60 depends from the rail 4 of the frame andis FIG. 6 is a view in side elevation of the structure shown providedwith a pivot means 61 to secure the end of the in FIG. 3. piston 58 tothe bracket 69. Each of the cylinders 57 of FIG. 7 is a view in sideelevation showing the tray coneach skid is double acting andindependently energized n terl m the skids 0 and operated so as topermit the machine to be moved FIG. 8 is an end view of FIG. 7.'dedor-swung in a circle when the lifting Referring principally to FIGS.1 to 4 the frame 1 G0njacks are raised above the skids. Thepivotal means56 sists of the bottom plate 2 having the marginal side rails nd 61 areem loyed to take up the clearance that the 3 and 4 Secured thereto andProvided with the from and skids move relative to the flanges 46 and 47of the brackback upstanding end walls 5 and 6. The end walls are 65 etsthat retain them in position on the under side of the connected at theirupper ends by the bar 7 which in this lat 2, Thus when the frame restson the skids it does instance is shown to connect the ends walls atsubstantially th o h th h l 55 of whi h ther re four f r a h the centerof the machine. The pan 8 is secured to the kid as h n i FIG, 2,

inner face of each of the side rails 3 and 4 and is dished When it isdesired to haul the mining machine into I toward the center of the panat the center of the machine the mine the skids are unbolted from theunderside of as shown in FIG. 4. This pan provides a clean bed under theframe and removed and the mining machine is then section 97-is'a1l thatare spaced parallel members rolled on the car wheels 62 of which thereare four as shown in FIGS. 1 and 2.

When themining machine is'in position the skids are left-.ext endedasillustrated in FIG. 2 for the purpose of receiving the tray63Q 'Ihistrayis madeof a pair of ways constructed as shown at 64 and- 65 of tubingand which are connected by the tie members 66 and6 7. The tie members 66are tubes bowed downwardly to connect theways; Whereas the tie-members67 are in the form of lirackets havin gthe outwardly extending flanges68 and 69 which einbrace theopposed adjacenttopflanges 54,

and 53 of the skids 48 and 49 respectively as shown in FIGS Z and 7. Theforward end of the ways64- and 65 are bent downwardly and outwardly asindicated at 70" and areconnected by a plate 72 which forms an:

and 71 apron, Thi apton extends to thefrontpf the machine as showninFIG. 2,.andenables'the tray, to'receive an. auger section' zdrawn by thecable 73 over thepulley :74

mounted on the rear wall 6; As shown on FIGS. 2 and 5 the cable 73passes aroundfl le pulley 75 and is' attached to an anchor 76. Thepulley in turn is mounted on a the end of the rod 78that-,operates'within clevis 77 on the cylinder 79.. As the pistoniisdrawn intothe cylinder the cable 73draws the auger string out of thebored, h'ole onto therack 63.; r 1 w i Asshown in FIG. 4 a carrier 80 isprovided to mime top; of the, bar 70 for the purpose, of carryingthecables and;hydraulicconnections 81"depen'ding therefrom and,

which ridel on the rollers 82.

'jAsshowu in FIG. ,3,the front walrs has manna. opening 8 3;forreceivingthe augerbarrel- 84 a'ndzthe'cutting head 85 which first pass into thecoal and. arefollowed by consecutive sections of auger flights. The-barrel"8,4 is of the nonrotalry type and is provided with the guides 86;The hole SS-inthe front wall 5 has a-lower lip 87securedthereto fortthepurpose of aiding inguiding the auger head andbarreL' Asshown'in FIGS; 3and 6' P am the front of the machine and brackets 90 are provided on theouter face of the jack cylinders to tubes 88 together withthe slides orcasings 93 thatpass over thetubes 88; Each of these guides with anadditional guide 94 and the tube its inner endjas indicated at: 95 topermit the same to be withdrawn and rotated and retur ned to: move theguides 94 out of the path of the augers after the barrel and thecutting-head has passed thereover'n Theo'uter e rtens'ion 96j-g of thisguide may be dispensed withwhen the inner is necessary. As shown theseguides which allow the coal to drop additional gu'ides'inth'e form ofthe tubular members-Q8 are pivoted as indieated' ,1 P-1 port the'suspension members-91 and 92 that'suspend the" 93 are 7 provided 93 isSlOtfe'd at v downwardly therethrough when it reaches the mouth of thebored hole at the front of the machine. Ordinarily a trough conveyor islaid along the face of the coal to receive and immediately remove thecoal as it is augered.

As shown in FIGS. 1, 2 and 5, two banks of controls 100 and 101 areprovided on the side of the machine and two of these controls from thebank of 100*are' extended to the opposite side of the machine asindicated at 102. Also as shown in FIG. 2 a seriesof controls 103, 104and 105 are indicated on opposite sides of the machine to enable theoperator to actuate these controls from either 7 1 side ofthe machine.

to anchor said frame with the other jacks.

References Cited inthefile of this patent 45 2,062,657 Joy Dec. 1, 1936?j 2,394,194 McCarthy Feb. 5, 1946 2,698,169 Fawkes Dec. 28, 1954 '52,719,708 Compton 0a. '4, 1955 50 2,800,970 Barrett July 30; 19572,906,515 Swanson et all Sept. 29, 1959 2,935,309 McCarthy Maya-1960' 1.An auger m' ing machine including a frame having a, bottom plate'withmarginalside rails formingaa track and front and back upstanding endwalls the centerof the tops of which are connectedby a bar, rack meansse-p cured to said track side rails, acarriage riding on said track andvhaving a rotary driven coupling to receive a;

drilling assembly, a rotary transverse shaft on said. care riage;,to'othmeans adjacent each .endlof s'aid shaft for: engaging saidrack means,.rotary power .meansrto drive said shaft to move said carriage back andforth to feed and retract: said rotary drillingassembly, guide on'saidcarriage engaging said bar to hold said carriage and tooth;

meanslinzoperative engagement. on said track and rack 'means, said framebeing open from said centered top. bar

to theJside rail'al'ong at least one side thereof to facilitate ininserting and withdrawing-said drilling assembly.

I 2.2The: auger mining machine ;of claim 1 characterized by a=panSecured along each of itsmarginalsides to said rails and alongits'rnarginal ends to said end walls and spaced above saidbottorn'plate; said pan dished transversely of said frame forming 'a smoothsolid bottom enclosing the space between plate andsaid rails. t v

13. The auger'mining machine of claim 1 characterized bya' verticallydisposed said pan and said bottom roof jacks on said'frame'to expandagainst the mine roof UNITED STATES PATENTS,

ma e m1; Apr. 11, 1961 jack at each corner of" said frame to 'raiseandadjust the framerelative to the ground-and

1. AN AUGER MINING MACHINE INCLUDING A FRAME HAVING A BOTTOM PLATE WITHMARGINAL SIDE RAILS FORMING A TRACK AND FRONT AND BACK UPSTANDING ENDWALLS THE CENTER OF THE TOPS OF WHICH ARE CONNECTED BY A BAR, RACK MEANSSECURED TO SAID TRACK SIDE RAILS, A CARRIAGE RIDING ON SAID TRACK ANDHAVING A ROTARY DRIVEN COUPLING TO RECEIVE A DRILLING ASSEMBLY, A ROTARYTRANSVERSE SHAFT ON SAID CARRIAGE, TOOTH MEANS ADJACENT EACH END OF SAIDSHAFT FOR ENGAGING SAID RACK MEANS, ROTARY POWER MEANS TO DRIVE SAIDSHAFT TO MOVE SAID CARRIAGE BACK AND FORTH TO FEED AND RETRACT SAIDROTARY DRILLING ASSEMBLY, GUIDE ON SAID CARRIAGE ENGAGING SAID BAR TOHOLD SAID CARRIAGE AND TOOTH MEANS IN OPERATIVE ENGAGEMENT ON SAID TRACKAND RACK MEANS, SAID FRAME BEING OPEN FROM SAID CENTERED TOP BAR TO THESIDE RAIL ALONG AT LEAST ONE SIDE THEREOF TO FACILITATE IN INSERTING ANDWITHDRAWING SAID DRILLING ASSEMBLY.